摘要
本文仅就SI的七个基本量中的物质的量及其单位摩[尔]的定义、含义和应用进行剖析,并把物质的量和质量这两个不易划清界限的基本量进行比较,旨在使读者能正确理解和应用这两个量及相应的单位。
The definition, implication and application of quantities of matter and its unit-mol a-mong seren element of SI are analysed in this essay. Quantities of matter and mass, the two essential elements which way not be distinquished easily from each other, are compared to make readers to understand these two elements correctly and to use the appropriate units.
关键词
质量计量
摩尔
计量单位
物质量
quantities of matter, mass, mol, estimate units in law
